300 pounds

making it easy to use and carry

making it suitable for irrigation

Stronger and thicker than typical wood screws

1/2" 13X2 1/4" (FT) CARRIAGE BOLTS A307 GRADE A ZINC CR+3 {25/BX} 300 pounds1 2" 13X2 1 4" (FT) CARRIAGE BOLTS A307 GRADE A ZINC CR+3 {25 BX} Carriage bolts fasten metal parts to metal parts or metal to wood. They have shallow semi round heads and either a square or ribbed (ridged) neck under the head to prevent turning while the nut is fastened. Step bolts, which bolt down wood to wood surfaces, are like a carriage bolt in design. However, step bolts have a wider, lower profile, round head. Step bolts are preferred for use